The year is 25 A.E., 25 years after The Empire united the human nations under its rule, wielding an arsenal of holy weapons known as homunculi. These magical beings, brimming with immense mana reserves, have been enslaved to serve as power sources and instruments of war. The Empire's grip tightens as it sets its sights on subjugating the demi-human nations, heralding a new era of conflict.

Trapped in an endless cycle of unpaid overtime, Homika Fujimoto endures an overbearing boss and slave-like conditions. Lost in mundane tasks, her struggles ignored. One night, exhaustion leads to unconsciousness. When she awakens, it's to an unfamiliar room and ceiling. A new enigma unfolds – she must navigate this new world to uncover not only her own fate, but maybe something even bigger than herself.